1681Tripura PSC2019General ScienceEnglish
The vaccine for polio was first prepared by
Show answerAnswer & explanation
Correct option: B — Jones Salk
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Questions from RRB, NTPC, Group D and JE past papers. Tap an option to check it instantly — every question shows the correct answer, and most carry the explanation the paper gave.
Correct option: B — Jones Salk
Correct option: D — Polio
Correct option: D — Polio
Correct option: B — Fungus
Correct option: A — E.E.G.
Correct option: B — Brain
Correct option: B — Rhizovirus
Correct option: C — It stimulates certain nerves which direct the brain to increase the production of antibistaminic chemicals
Correct option: B — Loss of the sense of smell
Correct option: A — Due to changes in the number of the chromosomes
Page 169 of this set has 10 questions on it.